From: Alexander Usyskin alexander.usyskin@intel.com
[ Upstream commit 4b8659e2c258e4fdac9ccdf06cc20c0677894ef9 ]
For easier debugging, upon error, print also return values from __mei_cl_recv() and __mei_cl_send() functions.
Signed-off-by: Alexander Usyskin alexander.usyskin@intel.com Signed-off-by: Tomas Winkler tomas.winkler@intel.com Link: https://lore.kernel.org/r/20221212214933.275434-1-tomas.winkler@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/misc/mei/bus-fixup.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/misc/mei/bus-fixup.c b/drivers/misc/mei/bus-fixup.c index 4e30fa98fe7d3..c4c1275581ec9 100644 --- a/drivers/misc/mei/bus-fixup.c +++ b/drivers/misc/mei/bus-fixup.c @@ -172,7 +172,7 @@ static int mei_fwver(struct mei_cl_device *cldev) ret = __mei_cl_send(cldev->cl, (u8 *)&req, sizeof(req), MEI_CL_IO_TX_BLOCKING); if (ret < 0) { - dev_err(&cldev->dev, "Could not send ReqFWVersion cmd\n"); + dev_err(&cldev->dev, "Could not send ReqFWVersion cmd ret = %d\n", ret); return ret; }
@@ -184,7 +184,7 @@ static int mei_fwver(struct mei_cl_device *cldev) * Should be at least one version block, * error out if nothing found */ - dev_err(&cldev->dev, "Could not read FW version\n"); + dev_err(&cldev->dev, "Could not read FW version ret = %d\n", bytes_recv); return -EIO; }
@@ -332,7 +332,7 @@ static int mei_nfc_if_version(struct mei_cl *cl,
ret = __mei_cl_send(cl, (u8 *)&cmd, sizeof(cmd), MEI_CL_IO_TX_BLOCKING); if (ret < 0) { - dev_err(bus->dev, "Could not send IF version cmd\n"); + dev_err(bus->dev, "Could not send IF version cmd ret = %d\n", ret); return ret; }
@@ -346,7 +346,7 @@ static int mei_nfc_if_version(struct mei_cl *cl, ret = 0; bytes_recv = __mei_cl_recv(cl, (u8 *)reply, if_version_length, 0, 0); if (bytes_recv < 0 || (size_t)bytes_recv < if_version_length) { - dev_err(bus->dev, "Could not read IF version\n"); + dev_err(bus->dev, "Could not read IF version ret = %d\n", bytes_recv); ret = -EIO; goto err; }